Home / 13,385.17-20,083.74-5,994.19

Finding the Fourth Proportional to 13,385.17, 20,083.74 and 5,994.19

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Solution

The fourth proportional to 13,385.17, 20,083.74 and 5,994.19 is: 8,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,385.17 : 20,083.74 = 5,994.19 : x
  2. Step 2: Convert to fraction form
    13,385.17/20,083.74 = 5,994.19/x
  3. Step 3: Cross multiply
    13,385.17x = 20,083.74 × 5,994.19
  4. Step 4: Simplify right side
    13,385.17x = 120,385,753.47
  5. Step 5: Solve for x
    x = 120,385,753.47/13,385.17
  6. Step 6: Final answer
    x = 8,993.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.